Barnett (born January 2, 1967) is an American football coach and former player.
He is currently the defensive coordinator at Florida State University under head coach Willie Taggart.
Barnett played professionally in the National Football League (NFL) as a safety for seven seasons with the Cleveland Browns, New England Patriots, and Minnesota Vikings.
In his career, Barnett had four interceptions, all with New England.
His lone kickoff return came with Cleveland in 1990 and went for 15 yards.